/Engine/Source/Runtime/Renderer/Public/ScreenPass.h
Change TextureUV coordinate from one texture to another, taking into account change in texture extent too.
static [FScreenTransform](API\Runtime\Renderer\FScreenTransform) ChangeTextureUVCoordinateFromTo ( const [FScreenPassTextureViewport](API\Runtime\Renderer\FScreenPassTextureViewport) & SrcViewport, const [FScreenPassTextureViewport](API\Runtime\Renderer\FScreenPassTextureViewport) & DestViewport )